... and key way. We are also capable of offering taper lock bushings along with our range of Conveyor Pulleys. The pulley drum is ... Diameter(mm) Length (mm) Drive Head Pulley500500Length of the pulley depends on the belt width of the conveyor650500, 630800500, 630, 8001000630, 800 ... :Petroleum, chemical, power, gas, metallurgy, shipbuilding.construction, coal tunneling of transportation conveyor drum